/*
#Copyright (c) 2013, Philippe Bordron <philippe.bordron@gmail.com>
#
# This file is part of SIPPER.
#
# DCC is free software: you can redistribute it and/or modify
# it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# DCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU LESSER GENERAL PUBLIC LICENSE for more details.
#
# You should have received a copy of the GNU LESSER GENERAL PUBLIC LICENSE
# along with SIPPER.  If not, see <http://www.gnu.org/licenses/>
*/
package combi.sipper.ksip.scores;

import java.util.Set;

import combi.wip.sipper.ksip.KSip;
import combi.wip.sipper.modeling.reactions.Reaction;

public class NumberOfReactions implements ScoreKSIP{
	
	private boolean bestIsSmallest;
	
	public NumberOfReactions(boolean bestIsSmallest)
	{
		this.bestIsSmallest = bestIsSmallest;
	}

	@Override
	public double getScore(KSip paths) {
		Set<Reaction<String>> reactions = paths.getReactions();
		return reactions.size();
	}


	@Override
	public int best(double first, double second) {
		if (bestIsSmallest)
			return (first<=second)? -1:1;
		else
			return (first>=second)? -1:1;

	}


	@Override
	public double getWorst() {
		if (bestIsSmallest)
			return Double.POSITIVE_INFINITY;
		return -1;
	}
}
